// Copyright (C) 2009,2010,2011,2012 GlavSoft LLC.
// All rights reserved.
//
//-------------------------------------------------------------------------
// This file is part of the TightVNC software.  Please visit our Web site:
//
//                       http://www.tightvnc.com/
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//-------------------------------------------------------------------------
//

#include "WindowProcHolder.h"

WindowProcHolder::WindowProcHolder()
{
}

WindowProcHolder::~WindowProcHolder()
{
}

LRESULT CALLBACK WindowProcHolder::defWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
  WindowProcHolder *wph = (WindowProcHolder *)GetWindowLongPtr(hWnd, GWLP_USERDATA);

  if (wph == 0) {
    return DefWindowProc(hWnd, uMsg, wParam, lParam);
  }

  bool useDefWndProc = false;

  LRESULT r = wph->windowProc(hWnd, uMsg, wParam, lParam, &useDefWndProc);

  if (useDefWndProc) {
    return DefWindowProc(hWnd, uMsg, wParam, lParam);
  }

  return r;
}
